static float FBM(float x, float z, float offset, int octaves, float pers) // creates fractal brownian motion with PerlinNoise
{
float total = 0;
float frequency = 1;
float amplitude = 1;
float maxValue = 0;
for (int i = 0; i < octaves; i++)
{
total += Noise.Generate((x + offset) * frequency, (z + offset) * frequency) * amplitude;
maxValue += amplitude;
amplitude *= pers;
frequency *= 2;
}
return(total / maxValue);
}
public static float TreeGeneration(Vector2 position, float offset, float scale)
{
return(Noise.Generate((position.x + 0.1f) / Chunk.chunkSize * scale + offset, (position.y + 0.1f) / Chunk.chunkSize * scale + offset));
}
public static int GetNoise(int x, int y, int z, float scale, int max)
{
return(Mathf.FloorToInt((Noise.Generate(x * scale, y * scale, z * scale) + 1f) * (max / 2f)));
}